import java.util.Scanner;

public class Selflearn_18 {
    public static void main(String[] args){
        Scanner in=new Scanner(System.in);
        try {
            int a=in.nextInt();
            System.out.println("你输入了"+a);
            return;
        }catch (Exception e){
            System.out.println("不能输入非整数");
        }finally {
            System.out.println("程序结束");
        }
    }
}